Mam/sir my gf take unwanted 72 ...but her periods was not come her period date is 28 now still 2 jule her period are not come...she suffer the problem like ometing cold fevar and head ach...i scared about that what should i do...can we take medicine on that...can unwanted 72 will react with other medicine... And when her periods come...what should we do to avoid pergnancy...help us.